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Ohshima, Takashi

Kyushu University, Japan

2025 Rank: 240,042

Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:

Chemistry

SubField 1:

Organic Chemistry

SubField 2:

General Chemistry

Rank in SubField 1: 3,323 out of 179,164 Researchers

Data For The Year: 2025
Metrics Self-Citations Excluded All
Rank Based on Composite Score240,042266,743
Total Cites386412
H-index88
Hm-index44
Number of Single Authored Papers55
Total Cites to Single Authored Papers11
Number of Single+First Authored Papers2525
Total Cites to Single+First Authored Papers5155
Number of Single+First+Last Authored Papers9292
Total Cites to Single+First+Last Authored Papers264280
Composite Score22
Number of Distinct Citing Papers307315
Ratio of Total Citations to Distinct Citing Papers 1.26 1.31
Self-Citation Percentage
6.31%
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Ohshima, Takashi

Kyushu University, Japan

2024 Rank: 209,696

Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:

Chemistry

SubField 1:

Organic Chemistry

SubField 2:

General Chemistry

Rank in SubField 1: 2,991 out of 170,049 Researchers

Data For The Year: 2024
Metrics Self-Citations Excluded All
Rank Based on Composite Score209,696194,963
Total Cites371419
H-index89
Hm-index44
Number of Single Authored Papers55
Total Cites to Single Authored Papers23
Number of Single+First Authored Papers2424
Total Cites to Single+First Authored Papers4146
Number of Single+First+Last Authored Papers8888
Total Cites to Single+First+Last Authored Papers245285
Composite Score22
Number of Distinct Citing Papers303312
Ratio of Total Citations to Distinct Citing Papers 1.22 1.34
Self-Citation Percentage
11.46%
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Ohshima, Takashi

Kyushu University, Japan

2023 Rank: 209,877

Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:

Chemistry

SubField 1:

Organic Chemistry

SubField 2:

General Chemistry

Rank in SubField 1: 3,034 out of 161,671 Researchers

Data For The Year: 2023
Metrics Self-Citations Excluded All
Rank Based on Composite Score209,877210,401
Total Cites383423
H-index99
Hm-index45
Number of Single Authored Papers55
Total Cites to Single Authored Papers11
Number of Single+First Authored Papers2424
Total Cites to Single+First Authored Papers4849
Number of Single+First+Last Authored Papers8484
Total Cites to Single+First+Last Authored Papers245275
Composite Score22
Number of Distinct Citing Papers293301
Ratio of Total Citations to Distinct Citing Papers 1.31 1.41
Self-Citation Percentage
9.46%
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Ohshima, Takashi

Kyushu University, Japan

2022 Rank: 145,620

Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:

Chemistry

SubField 1:

Organic Chemistry

SubField 2:

General Chemistry

Rank in SubField 1: 2,169 out of 154,108 Researchers

Data For The Year: 2022
Metrics Self-Citations Excluded All
Rank Based on Composite Score145,620146,307
Total Cites399444
H-index99
Hm-index45
Number of Single Authored Papers55
Total Cites to Single Authored Papers33
Number of Single+First Authored Papers2323
Total Cites to Single+First Authored Papers5859
Number of Single+First+Last Authored Papers7878
Total Cites to Single+First+Last Authored Papers269301
Composite Score22
Number of Distinct Citing Papers307314
Ratio of Total Citations to Distinct Citing Papers 1.30 1.41
Self-Citation Percentage
10.14%
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Ohshima, Takashi

Kyushu University, Japan

2021 Rank: 93,968

Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:

Chemistry

SubField 1:

Organic Chemistry

SubField 2:

General Chemistry

Rank in SubField 1: 1,336 out of 144,918 Researchers

Data For The Year: 2021
Metrics Self-Citations Excluded All
Rank Based on Composite Score93,96893,067
Total Cites649735
H-index1213
Hm-index67
Number of Single Authored Papers55
Total Cites to Single Authored Papers89
Number of Single+First Authored Papers2323
Total Cites to Single+First Authored Papers113114
Number of Single+First+Last Authored Papers7676
Total Cites to Single+First+Last Authored Papers440512
Composite Score22
Number of Distinct Citing Papers478494
Ratio of Total Citations to Distinct Citing Papers 1.36 1.49
Self-Citation Percentage
11.70%
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Ohshima, Takashi

Kyushu University, Japan

2020 Rank: 76,683

Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:

Chemistry

SubField 1:

Organic Chemistry

SubField 2:

General Chemistry

Rank in SubField 1: 1,196 out of 111,388 Researchers

Data For The Year: 2020
Metrics Self-Citations Excluded All
Rank Based on Composite Score76,68380,274
Total Cites500541
H-index1010
Hm-index56
Number of Single Authored Papers55
Total Cites to Single Authored Papers1313
Number of Single+First Authored Papers2323
Total Cites to Single+First Authored Papers100101
Number of Single+First+Last Authored Papers6767
Total Cites to Single+First+Last Authored Papers323359
Composite Score22
Number of Distinct Citing Papers394407
Ratio of Total Citations to Distinct Citing Papers 1.27 1.33
Self-Citation Percentage
7.58%
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